admin/product.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using System.IO;

public partial class admin_product : System.Web.UI.Page
{
    //获取大类的选项
   

    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            check_login();
            this.GridView1_Show();
        }
    }
    void check_login()
    {
        if (Session["admin"] == null || Session["admin"].ToString() == "")
        {
            Response.Write("<script language='javascript'>alert('请先登录!');</script>");
            Response.Redirect("login.aspx");
        }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        //保存文件
        String path = Server.MapPath("~/admin/product/");
        string productpic = "~/admin/product/no.gif";

        if (this.productpic.HasFile)
        {
            try
            {
                this.productpic.SaveAs(path + this.productpic.FileName);
                productpic = "~/admin/product/" + this.productpic.FileName.ToString();
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
        }

        string styleno = this.name.Text.Trim();
        float nprice =  float.Parse(this.nprice.Text.Trim());
        float wprice = float.Parse(this.wprice.Text.Trim());
        
        string description = this.description.Text.Trim().ToString();
        string category_up_id=this.category_up.SelectedValue.ToString();